Prolog predicate for list that contains duplicate elements, Programming Languages

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Write a Prolog predicate has_duplicates(L) that is true if list L contains duplicated elements (that is at least 2 copies of an element). For instance:

?- has_duplicates([a,e,b,d,s,e]).
Yes
?- has_duplicates([a,b,d,s,e]).
No
?- has_duplicates([]).
No

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